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Finding the Fourth Proportional to 176,292, 264,263.04 and 82,630.08

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Solution

The fourth proportional to 176,292, 264,263.04 and 82,630.08 is: 123,863.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,292 : 264,263.04 = 82,630.08 : x
  2. Step 2: Convert to fraction form
    176,292/264,263.04 = 82,630.08/x
  3. Step 3: Cross multiply
    176,292x = 264,263.04 × 82,630.08
  4. Step 4: Simplify right side
    176,292x = 21,836,076,136.24
  5. Step 5: Solve for x
    x = 21,836,076,136.24/176,292
  6. Step 6: Final answer
    x = 123,863.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.